When did momondo last update prices for flights from Philadelphia Airport to Great Falls Airport?

Prices for flights from Philadelphia Airport to Great Falls Airport are updated daily.

How many operators does momondo search for flights from Philadelphia Airport to Great Falls Airport?

As of August 2025, there are 2 operators available to choose from for flights from Philadelphia Airport to Great Falls Airport.

How old do you have to be to fly from Philadelphia Airport to Great Falls Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Great Falls Airport.

What documentation or ID do you need to fly to Great Falls Airport?

The travel and health documents you'll need for your trip to Great Falls Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Great Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$344 Cheap Flights from Philadelphia to Great Falls in 2025

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Philadelphia to Great Falls

Round-trip

One-way

Cheap round-trip flights

5:21 pm - 9:31 pmPHL-GTF

30h 10m1 stop

4:55 pm - 9:46 amGTF-PHL

14h 51m2 stops

$393

Find Deal

Thu, Sep 25 - Mon, Sep 29

9:47 am - 9:31 pmPHL-GTF

37h 44m3 stops

4:55 pm - 9:46 amGTF-PHL

14h 51m2 stops

$399

Find Deal

Thu, Sep 25 - Mon, Sep 29

7:22 am - 3:49 pmPHL-GTF

10h 27m1 stop

6:15 pm - 5:40 amGTF-PHL

9h 25m1 stop

$423Hawaiian Airlines

Find Deal

Thu, Oct 2 - Tue, Oct 7

7:22 am - 3:49 pmPHL-GTF

10h 27m1 stop

6:15 pm - 5:40 amGTF-PHL

9h 25m1 stop

$445Hawaiian Airlines

Find Deal

Thu, Oct 2 - Tue, Oct 7

7:05 am - 12:28 pmPHL-GTF

7h 23m1 stop

6:09 pm - 9:30 amGTF-PHL

13h 21m2 stops

$454Delta

Find Deal

Tue, Oct 14 - Tue, Oct 21

7:00 am - 5:35 pmPHL-GTF

12h 35m1 stop

6:15 pm - 6:11 pmGTF-PHL

21h 56m1 stop

$458Alaska Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

7:00 am - 12:25 pmPHL-GTF

7h 25m1 stop

6:09 pm - 5:50 amGTF-PHL

9h 41m1 stop

$473Delta

Find Deal

Wed, Oct 1 - Mon, Oct 6

6:42 pm - 9:11 pmPHL-GTF

28h 29m2 stops

2:31 pm - 11:56 amGTF-PHL

19h 25m2 stops

$533United Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

10:05 am - 9:11 pmPHL-GTF

13h 06m2 stops

2:31 pm - 11:56 amGTF-PHL

19h 25m2 stops

$541United Airlines

Find Deal

Tue, Oct 14 - Tue, Oct 21

7:22 am - 3:49 pmPHL-GTF

10h 27m1 stop

4:29 pm - 6:02 amGTF-PHL

11h 33m1 stop

$561Alaska Airlines

Find Deal

Sat, Sep 13 - Sat, Sep 20

Delta flights from Philadelphia to Great Falls

Our best Delta deals on Philadelphia to Great Falls flight tickets

Delta

Oct 14

PHL7:05 amPhiladelphia

7h 23m

1 stop

GTF12:28 pmGreat Falls

Oct 21

GTF6:09 pmGreat Falls

13h 21m

2 stops

PHL9:30 amPhiladelphia

$454

Find similar

Delta

Oct 1

PHL7:00 amPhiladelphia

7h 25m

1 stop

GTF12:25 pmGreat Falls

Oct 6

GTF6:09 pmGreat Falls

9h 41m

1 stop

PHL5:50 amPhiladelphia

$473

Find similar

Delta

Oct 2

PHL7:00 amPhiladelphia

7h 25m

1 stop

GTF12:25 pmGreat Falls

Oct 7

GTF5:30 amGreat Falls

10h 25m

2 stops

PHL5:55 pmPhiladelphia

$483

Find similar

Alaska Airlines flights from Philadelphia to Great Falls

Our best Alaska Airlines deals on Philadelphia to Great Falls flight tickets

Alaska Airlines

Oct 14

PHL7:00 amPhiladelphia

12h 35m

1 stop

GTF5:35 pmGreat Falls

Oct 21

GTF6:15 pmGreat Falls

21h 56m

1 stop

PHL6:11 pmPhiladelphia

$458

Find similar

Alaska Airlines

Sep 13

PHL7:22 amPhiladelphia

10h 27m

1 stop

GTF3:49 pmGreat Falls

Sep 20

GTF4:29 pmGreat Falls

11h 33m

1 stop

PHL6:02 amPhiladelphia

$561

Find similar

Alaska Airlines

Sep 25

PHL7:22 amPhiladelphia

10h 27m

1 stop

GTF3:49 pmGreat Falls

Sep 29

GTF4:29 pmGreat Falls

11h 33m

1 stop

PHL6:02 amPhiladelphia

$574

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Thu 9/25

5:21 pm-9:31 pm

1 stop30h 10m

Great Falls

Mon 9/29

4:55 pm-9:46 am

2 stops14h 51m

$393

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Thu 9/25

9:47 am-9:31 pm

3 stops37h 44m

Great Falls

Mon 9/29

4:55 pm-9:46 am

2 stops14h 51m

$399

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Thu 10/2

7:22 am-3:49 pm

1 stop10h 27m

Great Falls

Tue 10/7

6:15 pm-5:40 am

1 stop9h 25m

$423

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Thu 10/2

7:22 am-3:49 pm

1 stop10h 27m

Great Falls

Tue 10/7

6:15 pm-5:40 am

1 stop9h 25m

$445

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Tue 10/14

7:05 am-12:28 pm

1 stop7h 23m

Great Falls

Tue 10/21

6:09 pm-9:30 am

2 stops13h 21m

$454

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Tue 10/14

7:00 am-5:35 pm

1 stop12h 35m

Great Falls

Tue 10/21

6:15 pm-6:11 pm

1 stop21h 56m

$458

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Wed 10/1

7:00 am-12:25 pm

1 stop7h 25m

Great Falls

Mon 10/6

6:09 pm-5:50 am

1 stop9h 41m

$473

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Tue 10/14

6:42 pm-9:11 pm

2 stops28h 29m

Great Falls

Tue 10/21

2:31 pm-11:56 am

2 stops19h 25m

$533

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Tue 10/14

10:05 am-9:11 pm

2 stops13h 06m

Great Falls

Tue 10/21

2:31 pm-11:56 am

2 stops19h 25m

$541

PhiladelphiaGreat Falls

PHL - GTF

PHLGTF

Philadelphia

Sat 9/13

7:22 am-3:49 pm

1 stop10h 27m

Great Falls

Sat 9/20

4:29 pm-6:02 am

1 stop11h 33m

$561

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Philadelphia to Great Falls

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Great Falls?

The cheapest day to depart on your flight to Great Falls is on a Tuesday when prices can be found for as low as $548. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Philadelphia because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $775.

What is the cheapest time of day to depart on your flight to Great Falls?

According to our data, the cheapest time of day to fly to Great Falls is in the morning. momondo users have found flights departing from Philadelphia to Great Falls in the morning for as low as $575. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $642 on average. Flights to Great Falls from Philadelphia in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

When to book flights from Philadelphia to Great Falls

Are you open to changing your travel dates? Check out the ideal times to fly from Philadelphia to Great Falls according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Philadelphia to Great Falls (PHL to GTF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Great Falls

Best Price Found	$393
Fastest flight time	7h 23m
Direct flights	None
Airports in Great Falls	1 airport

The best flight deal from Philadelphia to Great Falls found on momondo in the last 72 hours is $393

The fastest flight from Philadelphia to Great Falls takes 7h 23m

There are no direct flights from Philadelphia to Great Falls. Popular non-direct route for this connection is Philadelphia Airport - Great Falls Airport.

There is 1 airport near Great Falls: Great Falls (GTF)

Search flight deals

How far is Philadelphia to Great Falls by plane?
A flight from Philadelphia to Great Falls will travel around 1858.6 mi. Typically, this will take 7h 23m by plane in normal conditions.
When did momondo last update prices for flights from Philadelphia Airport to Great Falls Airport?
Prices for flights from Philadelphia Airport to Great Falls Airport are updated daily.
How many operators does momondo search for flights from Philadelphia Airport to Great Falls Airport?
As of August 2025, there are 2 operators available to choose from for flights from Philadelphia Airport to Great Falls Airport.
How old do you have to be to fly from Philadelphia Airport to Great Falls Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Great Falls Airport.
What documentation or ID do you need to fly to Great Falls Airport?
The travel and health documents you'll need for your trip to Great Falls Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Great Falls Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from Philadelphia to Great Falls?
momondo data reveals that the most frequently booked airline on the route from Philadelphia to Great Falls is Delta, representing 52% of all bookings. The subsequent popular airline is United Airlines at 48%.

Best airlines flying from Philadelphia to Great Falls

Compare and see reviews for airlines that fly from Philadelphia to Great Falls with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $438	Free Cancellation	Rating 8.0 7,986 reviews		Search Delta flights
United Airlines	PriceFrom $486	Free Cancellation	Rating 7.4 8,919 reviews		Search United Airlines flights

Shelby

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Great Falls?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Great Falls from Philadelphia.

Can I find flights from Philadelphia to Great Falls with flexible booking policies on momondo?

Flights from Philadelphia to Great Falls with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Philadelphia to Great Falls?

Once you have performed a search for Philadelphia to Great Falls flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Philadelphia to Great Falls right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Philadelphia to Great Falls flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.